Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2022) View Advanced Player Stats
karen ziff (Ashburn, VA)
Female 		3.5 C
12/31/2023
Estimated Dynamic Rating 3.1364
8/30/2024
Projected Year End Rating ------
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3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2022 Overall Season [Singles]
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Adult 18+ 3.5 4 2 2 0 50.0 9 4 5 44.4 78 36 42 46.2 0
Adult 40+ 3.5 3 1 2 0 33.3 6 2 4 33.3 49 20 29 40.8 0
Adult Other 3.5 3 1 2 0 33.3 7 2 5 28.6 50 17 33 34.0 0
Total 10 4 6 0 40.0 22 8 14 36.4 177 73 104 41.2 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
10/12/2022 Adult Other
3.5		 DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 S1 Margaret Amy Flaherty
(3.37) 		L 6-1
6-3		 3.08 3.06
09/19/2022 Adult Other
3.5		 DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 S2 HEATHER HUGHES
(3.15) 		W 6-3
2-6
1-0		 3.15 3.08
09/15/2022 Adult Other
3.5		 DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 S2 Kimberly Murray
(3.10) 		L 6-1
6-3		 2.81 3.01
07/06/2022 Adult 40+
3.5		 KOTTER- AVSP
Mid-Atlantic		 S1 Leanne Drake
(2.95) 		L 6-3
6-3		 2.76 2.98
06/23/2022 Adult 40+
3.5		 Bessa
Mid-Atlantic		 S1 Kim Wright
(3.19) 		L 6-3
6-2		 2.95 3.01
06/14/2022 Adult 18+
3.5		 Match Madness
Mid-Atlantic		 S2 Susan Egan
(3.17) 		L 6-1
7-6		 3.00 2.98
05/11/2022 Adult 18+
3.5		 T1- AVSP/ Kotter
Mid-Atlantic		 S1 Donna Stewart
(3.27) 		L 6-3
6-2		 3.02 3.01
04/25/2022 Adult 18+
3.5		 Match Madness
Mid-Atlantic		 S1 Leanne Drake
(2.94) 		W 4-6
6-4
1-0		 2.96 2.99
04/19/2022 Adult 18+
3.5		 Match Madness
Mid-Atlantic		 S1 Stephanie Kennedy
(3.04) 		W 7-5
6-2		 3.21 3.03
04/03/2022 Adult 40+
3.5		 Team 18
Mid-Atlantic		 S1 Barbara Mazer
(3.08) 		W 6-4
3-1		 S 2.97
10/12/2022 S1 Adult Other
3.5
DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 L McMULLEN/ PLACE - Broadlands
Mid-Atlantic
6-1
6-3		 Margaret Amy Flaherty (3.37)
Match: 3.08 Rating: 3.06
09/19/2022 S2 Adult Other
3.5
DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 W MURRAY/ TENHAEFF - Creighton Farms
Mid-Atlantic
6-3
2-6
1-0		 HEATHER HUGHES (3.15)
Match: 3.15 Rating: 3.08
09/15/2022 S2 Adult Other
3.5
DRAKE / ZIFF - Belmont CC
Mid-Atlantic		 L MURRAY/ TENHAEFF - Creighton Farms
Mid-Atlantic
6-1
6-3		 Kimberly Murray (3.10)
Match: 2.81 Rating: 3.01
07/06/2022 S1 Adult 40+
3.5
KOTTER- AVSP
Mid-Atlantic		 L Mood Swings - AVSP
Mid-Atlantic
6-3
6-3		 Leanne Drake (2.95)
Match: 2.76 Rating: 2.98
06/23/2022 S1 Adult 40+
3.5
Bessa
Mid-Atlantic		 L Stonebrook
Mid-Atlantic
6-3
6-2		 Kim Wright (3.19)
Match: 2.95 Rating: 3.01
06/14/2022 S2 Adult 18+
3.5
Match Madness
Mid-Atlantic		 L Middleburg
Mid-Atlantic
6-1
7-6		 Susan Egan (3.17)
Match: 3.00 Rating: 2.98
05/11/2022 S1 Adult 18+
3.5
T1- AVSP/ Kotter
Mid-Atlantic		 L BOND Girls - Pointer
Mid-Atlantic
6-3
6-2		 Donna Stewart (3.27)
Match: 3.02 Rating: 3.01
04/25/2022 S1 Adult 18+
3.5
Match Madness
Mid-Atlantic		 W Sweet Shots
Mid-Atlantic
4-6
6-4
1-0		 Leanne Drake (2.94)
Match: 2.96 Rating: 2.99
04/19/2022 S1 Adult 18+
3.5
Match Madness
Mid-Atlantic		 W On the Rise
Mid-Atlantic
7-5
6-2		 Stephanie Kennedy (3.04)
Match: 3.21 Rating: 3.03
04/03/2022 S1 Adult 40+
3.5
Team 18
Mid-Atlantic		 W Team 13 Tiger Ladies
Mid-Atlantic
6-4
3-1		 Barbara Mazer (3.08)
Match: S Rating: 2.97
Glossary
Match Player rating for individual match.
Rating Dynamic rating after completed match.
NC Match not yet calculated into rating.
S Self rated or unrated player involved in match so no match rating calculated for current player.
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